31 results about "Oral Tobacco" patented technology

An apparatus for metering oral tobacco into portions suitable for consumption including a delivery device to hold and deliver the tobacco and a metering device to receive the tobacco from the delivery device. The metering device includes a shaping component operative to shape and press the tobacco into at least one endless tobacco rod and a slicing component operative to slice the endless tobacco rod into pre-defined tobacco portions with respect to shape and weight and to discharge the tobacco portions for subsequent processing. Further, a method for metering oral tobacco in portions suitable for consumption, includes the steps of delivering the tobacco, continuous shaping and pressing the tobacco into at least one endless tobacco rod, slicing the endless tobacco rod into pre-defined tobacco portions with respect to shape and weight, and conveying the tobacco portions to a subsequent processing station.

An oral tobacco product (1) has a pouch (2) made from a nonwoven fabric sheet and containing tobacco particles made from tobacco materials, for being designed to be put in a user's mouth to allow the user to absorb active constituents of tobacco from the tobacco particles via saliva, and a piece of string (6) with a flavoring added, disposed inside the pouch (2).

An oral tobacco article (1) has a tobacco pouch (2) including a mixture packaged in a nonwoven fabric sheet, the mixture containing tobacco particles made from a tobacco material, as a main ingredient, the tobacco pouch being designed to be put in a user's mouth to allow the user to absorb active constituents of tobacco from the tobacco particles via saliva, an openable and closable case (4) for holding a plurality of the tobacco pouches (2), and silver zeolite (30) applied as an inorganic antibacterial agent to the tobacco pouch (2) and the case (4).

A smokeless oral tobacco product comprises a cyclodextrin or cyclodextrin derivative. Such a product can further comprise a flavourant complexed with the cyclodextrin or derivative thereof. Cyclodextrins or their derivative can be used in smokeless oral tobacco products to complex with molecules which arise or solubilize during use of the product and optionally to also release, e.g., flavour or aroma during use of the product.

The invention relates to an in-vitro simulated dissolution and continuous online detection device for nicotine in bagged oral tobacco products. The device comprises a color developing agent containing device (R1), a dissolution agent containing device (R2), a first peristaltic pump (P1), a second peristaltic pump (P2), a dissolution pool (A), a decolorizing column (B), a reaction pool (R) and a spectrophotometer (D), wherein the first peristaltic pump (P1) is positioned at the downstream of the color developing agent containing device (R1) and is connected with the color developing agent containing device (R1) by virtue of a pipeline; the second peristaltic pump (P2), the dissolution pool (A), the decolorizing column (B), the reaction pool (R) and the spectrophotometer (D) are positioned at the downstream of the dissolution agent containing device (R2) and are sequentially connected with one another; the reaction pool (R) is positioned at the downstream of the first peristaltic pump (P1) and is connected with the first peristaltic pump (P1) by virtue of a pipeline; and the spectrophotometer (D) is connected with a data processing device (C). The invention also relates to an in-vitro simulated dissolution and continuous online detection method for the nicotine in the bagged oral tobacco products. According to the detection device and method disclosed by the invention, the continuous on-line detection of in-vitro dissolution for the nicotine can be realized, the operation is convenient, and the detection is rapid.

The invention provides a method for measuring trace alkaloids and nitrosamines in oral tobacco products. The method includes the following steps that: a) oral tobacco products are sliced, and are added into to an extraction solvent and a deuterated isotope internal standard, extraction is performed with an accelerated solvent extraction method, an extract liquid is collected; b) the extract liquidand a QuECHERS reagent are subjected to vortex mixing for 1-3min, centrifuging is performed at a speed of 9000-11000 rpm for 3-7min, so that a supernate can be obtained; and c) a UPLC-HR-MS method isadopted to perform quantitative analysis on trace alkaloids and specific nitrosamines for the cigarettes in the supernate. With the method disclosed by the invention adopted, 6 trace alkaloids, namely, neonicotine, nornicotine, myosmine, cotinine, nicotelline and N-formyl nornicotine and four specific nitrosamines, namely NNN, NNK, NAT and NAB in the main stream smoke of cigarettes can be measured simultaneously. The method has the advantages of high sensitivity, high accuracy and high selectivity, and is suitable for the rapid determination of trace alkaloids and nitrosamines in batched gum-base oral tobacco products.

The invention discloses a method for detecting influence on secretory volume of cell inflammation effectors caused by oral tobacco products. The method comprises the following steps: (1) pretreating test objects; (2) preparing a human oral cavity keratinocyte single-celled suspension; (3) calculating cell concentration of the human oral cavity keratinocyte single-celled suspension; (4) carrying out cell inoculation on the human oral cavity keratinocyte single-celled suspension; (5) grouping the test objects; (6) setting detection dosage of the test objects; (7) preparing a culture product for the test objects; (8) carrying out incubation on the test objects; (9) collecting incubation products of the test objects; (10) preparing a standard solution; (11) adding samples to be detected; (12) adding antibodies; (13) adding a binding solution; (14) carrying out color development; (15) measuring a light absorption value; (16) determining secretory volume of cell factors. The method disclosed by the invention can be used for accurately and effectively detecting the influence on the secretion of the cell inflammation effectors caused by total granule phase substances of cigarette smoke.

The invention provides artificial saliva for an oral tobacco research and a preparation method thereof, and belongs to the technical field of artificial saliva preparation. The artificial saliva of the invention is prepared from an aqueous solution comprising the following mass concentration components: NaCl 0.392~0.408g/L, KCl 0.392~0.408g/L, CaCl2.2H2O 0.7791~0.8109g/L, NaH2PO4.2H2O 0.7644~0.7956g/L, Na2S.2H2O 0.0049~0.0051g/L, urea 0.98~1.02g/L, carboxymethylcellulose 2.94~3.06g/L, wherein the artificial saliva has a pH of 7.0. The nicotine detection of the oral tobacco form the artificialsaliva of the invention is similar to the artificial saliva. The artificial saliva has good stability and a certain viscosity. The formula has a small variety of ingredients and is a common compound,and has a low cost.

The invention relates to application of a fructus mume extract in preparation of medicines or health care products for preventing and treating oral epithelial cell death caused by oral tobacco, and belongs to the technical field of new tobacco product research. The invention finds that when a person smokes the oral tobacco, the osmotic pressure of the oral epithelial cell microenvironment is increased, and oral cells are exposed to the hypertonic environment, which leads to cell death; by adding the fructus mume extract to a hypertonic solution, the cell death caused by the hypertonic solutioncan be alleviated. The application of the invention develops a new use for the fructus mume extract, and lays a foundation for the development of protective substances for oral epithelial cell deathcaused by hyperosmosis in the future.

An oral tobacco raw material is easily handled during the manufacturing of oral tobacco, does not stain a packaging material when packaged as a pouch, and does not cause a feeling of a lump to a user and rapidly emits flavor when the user uses the pouch by placing it in the oral cavity. A method for manufacturing such an oral tobacco raw material, and a method for stably obtaining oral tobacco at low cost using the oral tobacco raw material are disclosed. A raw material chip for oral tobacco, includes a tobacco raw material composition including tobacco particles, water, and an additive, and a water-soluble edible film, the tobacco raw material composition and the water-soluble edible film being laminated, wherein outer surfaces of the raw material chip for oral tobacco are composed of a surface composed of the tobacco raw material composition, and a surface composed of the film.

The invention relates to the field of tobacco, in particular to an oral tobacco product. The oral tobacco product comprises components in percentage by mass as follows: 20-80% of a tobacco raw material, 0.001-10% of an oral mucosa penetration enhancer, 1-20% of a flavoring agent, 0.1-10% of a pH regulator, 10-50% of water, 1-10% of a moisture retention agent and 0.1-15% of essence. The tobacco product can promote human bodies to absorb nicotine and get the greater satisfaction under the condition that the content of the nicotine is specific, on the other hand, in order to get the same satisfaction, the tobacco amount required by the oral tobacco product is smaller, and the tobacco consumption can be reduced.

The invention relates to a quick evaluation method of sensory quality of an oral tobacco base material in bags, and belongs to the technical field of quality control of tobacco products. The quick evaluation method comprises steps of: soaking the oral tobacco in bags in water, moving out the oral tobacco in bags to prepare a leaching liquid of the oral tobacco base material in bags; and performingmanual sensory quality evaluation to the leaching liquid. The method has simple process and convenient operations. It is unnecessary to release the components of the oral tobacco base material in bags in oral cavity, so that increase of taste sense of oral cavity due to waiting for release of the components can be avoided, thereby increasing determination speed and efficiency. The method also avoids component difference due to difference of oral cavities of evaluation operators, thus reducing individual difference. The quick evaluation method can be used for quick and accurate evaluation anddetermination of the sensory quality of the oral tobacco base material in bags.

A package for an oral tobacco product is a package that houses a pouch P including tobacco microparticles made of a tobacco raw material and a packaging material for packaging the tobacco microparticles and configured to cause, when being put in an oral cavity of a user, the user to absorb a tobacco component of the tobacco microparticles, the package including, in the inside thereof, a liquid storing section 24 in which liquid to be supplied to the pouch is stored.

Provided is an oral tobacco product that includes, as constituent elements, a tobacco filler and a liquid-permeable packaging material for packaging the tobacco filler, wherein the packaging material includes a tobacco material, and the weight of solids in the packaging material is 11.0 g/m² or greater.

The invention relates to a method for detecting influence of an oral tobacco product on Porphyromonas gingivalis and belongs to the technical field of biological detection. According to the method, firstly, artificial saliva containing the Porphyromonas gingivalis is prepared, aiming at use characteristics of oral products, the artificial saliva is adopted to simulate a use process of the oral tobacco product and fluorescent quantitative PCR analysis is performed on content of the Porphyromonas gingivalis in the saliva, so that content change of the Porphyromonas gingivalis in the saliva before and after use of the oral tobacco product is investigated, and reference is provided for mouth health of the oral tobacco product. Actual conditions of different content of the Porphyromonas gingivalis in oral cavities of different people can be simulated by adding different content of the Porphyromonas gingivalis, and omnibearing guidance is provided.

A chewable oral tobacco composition (1) including a tobacco raw material for eluting a tobacco component and a gum base comprises: a first gum portion (10) including the tobacco raw material and a first gum base; and a second gum portion (20) including a second gum base. The second gum portion does not include the tobacco raw material or includes the tobacco raw material in an amount less than an amount of the tobacco raw material included in the first gum portion. A weight of the first gum base is 0.3 g or more. Wt. % of the first gum base is 50 wt. % or more when wt. % of the first gum portion is 100 wt. %. Total wt. % of the first gum base and the second gum base is 50 wt. % or less when wt. % of the oral tobacco composition is 100 wt. %.

The invention relates to a detection method of influence on streptococcus mutans by oral tobacco products and belongs to the technical field of biological detection. The detection method includes: firstly, preparing artificial saliva containing the streptococcus mutans; then simulating the use process of the oral tobacco products by adopting the artificial saliva according to use characteristics of the oral tobacco products; performing fluorescent quantitation PCR analysis on the streptococcus mutans of the saliva to study change of content of the streptococcus mutans in the saliva before and after the oral tobacco products are used to provide preference to oral health of the oral tobacco products. The streptococcus mutans of different contents can be added to simulate actual situations with the streptococcus mutans of different contents in the oral cavity of different people, and comprehensive guidance is achieved.

The invention discloses an oral-care oral tobacco product made from Sichuan-featured medicinal and edible plants. The oral-care oral tobacco product comprises main components, including tobacco extract and the Sichuan-featured medicinal and edible plants, and auxiliary components, including a flavor component, a shaping filler component, a stabilizing antioxidant component and a humectant; preferably, the tobacco extract accounts for 25% to 60%; extracts of the Sichuan-featured medicinal and edible plants mainly including lotus leaf, mint, common Lophatherum herb and honeysuckle account for 30% to 70%, the flavor component accounts for 0.01% to 43%, the shaping filler component accounts for 1% to 43%, the stabilizing antioxidant component accounts for 0.01% to 1%, and the humectant accounts for 0.2% to 3%.